3.Under the Form Control Types table, in the Import text box, enter the following text: Nintex.Forms.SharePoint.FormControls.PeoplePickerFormControlV1, Nintex.Forms.SharePoint, Version=1.0.0.0, Culture=neutral, PublicKeyToken=c52d764dcf7ec883

4.Click Import.

The control is now listed on the Manage Form Controls page and it is available in the Forms Control pane in the Nintex Forms Designer.